Bip39 Word List. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of security in your wallet that actually works along with your seed phrase to encrypt and shield your wallet. https://sitesrow.com/story8878305/bip39-words-https-linktr-ee-bip39-top-guidelines-of-bip39-words